| Instrument | Instrument Type 
 | 
               | 2000RS 
 | Thermal Conductivity 
 | 
| 2000 Series 
 | Thermal Conductivity 
 | 
 
                  | 2020 | Thermal Conductivity | 
                
                  | 2120 | Nitrogen in Argon Analyzer | 
                
                  | 2120XL | Trace Nitrogen Analyzer 
 | 
               | 2750 
 | Portable Gas Analyzer 
 | 
| 3000RS 
 | Oxygen Analyzer 
 | 
 
                  | 3000M | Paramagnetic Oxygen Analyzer | 
                
                  | 3000PA[TA]-EU | Oxygen Analyzer | 
                
                  | 3000TA-XL | Trace Oxygen Analyzer | 
                
                  | 3010MA | Oxygen Purity Analyzer | 
                
                  | 3010PAC[TAC] 
 | Percent Oxygen Analyzer | 
                
                  | 3020 | Trace Oxygen Analyzer | 
                
                  | 3110 | Portable Oxygen Analyzer | 
                
                  | 3190 / 3190Z | Trace Oxygen Analyzer | 
                
                  | 3290 / 3290Z | Percent Oxygen Analyzers | 
                
                  | 3300PA | Sensor | 
                
                  | 3300TA | Trace Oxygen Analyzer | 
                
                  | 3350 | Control Room Oxygen Monitor | 
                
                  | 4020 | Total Hydrocarbon Analyzer | 
                
                  | 4030 | Heated THC Analyzer | 
                
                  | 4040 | Methane / Nonmethane Analyzer | 
                
                  | 4060 | Benzene Analyzer | 
                
                  | 4080 | Total Hydrocarbon Analyzer | 
                
                  | 6200 | Total Sulfides Analyzer | 
                
                  | 6400 | UltraTrace CO, CO2 and N2O Analyzer | 
                
                  | 6650 | Oil in Water Analyzer System | 
                
                  | 6700 | Total Organic Carbon Analyzer | 
                
                  | 6750 | Total Organic Carbon Analyzer | 
                
                  | 7500 | IR Gas Analyzer | 
                
                  | 7600 | NDIR Gas Analyzer | 
                
                  | 8800 | Trace Moisture Analyzers | 
                
                  | 9060 | Zirconium Oxide Flue Gas Oxygen Analyzer | 
                
                  | 9110 | Chemiluminescent Analyzer | 
                
                  | A-2C | Sensor | 
                
                  | GFC-Series | UltraTrace CO, CO2 and N2O Analyzer | 
                
                  | InstaTrans-XD | Fixed Oxygen Analyzer | 
                
                  | LGA-4000 | Laser Gas Analyzer | 
                
                  | LightHawk 
 | Opacity / Dust Monitor 
 | 
                
                  | VB-1 
 | Valve Box 
 
 |